56578268 has 6 divisors (see below), whose sum is σ = 99011976. Its totient is φ = 28289132.

The previous prime is 56578259. The next prime is 56578289. The reversal of 56578268 is 86287565.

It is a super-3 number, since 3×56578268³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7072280 + ... + 7072287.

It is an arithmetic number, because the mean of its divisors is an integer number (16501996).

Almost surely, 2^56578268 is an apocalyptic number.

It is an amenable number.

56578268 is a deficient number, since it is larger than the sum of its proper divisors (42433708).

56578268 is a wasteful number, since it uses less digits than its factorization.

56578268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14144571 (or 14144569 counting only the distinct ones).

The product of its digits is 806400, while the sum is 47.

The square root of 56578268 is about 7521.8526973080. The cubic root of 56578268 is about 383.8986187079.

The spelling of 56578268 in words is "fifty-six million, five hundred seventy-eight thousand, two hundred sixty-eight".